Model 979 Series Helium Mass Spectrometer Leak Detector
DRAFT 9/15/03
I-3
Ion voltage
Repeller voltage 3-5
Set parameter 3-6
Typical 3-6
K
Key switch 1-13, 2-5
Run 2-5
Service 2-5
Set-Up 2-5
L
Leak detection action commands B-9
Leak detection methods C-5
Leak detector
Condition 2-9
Status 2-8, 2-9
Leak rate C-5, C-6
1 V per decade log output 2-24
Analog output voltage selection 2-24
Linear analog output 2-24
Ranging 2-20
Leak rate display 1-13
Leak rate ranging set-up 2-20, 2-21
Leak rate units 2-28
Leak rate units selection 2-28
Leak test methods C-3
Leak Testing C-1
Leak types C-1
Linear analog output 2-24, 2-25
Linear bar graph display 2-24
Locate leak by probe C-6
Locate leak with tracer probe C-6
Log bar graph display 2-24
Log output (1V/Dec) 2-24
Logarithmic output 2-25
Low pressure calibration 3-10
System pressure gauge calibration 3-10
Test port 3-12
M
Magnetic poles 4-16
Magnetic separation principle C-9
Maintenance 4-1
As-required 4-3
Daily 4-4
Scheduled 4-3
Manual range configuration 2-21
Manual spectube tuning screen 3-4
Manual valve ctrl screen 3-7
Manual zeroing 3-3
Manual zeroing and calibrate (Cal) screen 3-3
Mass spectrometer leak detector C-8
Mass spectrometry principles C-4
Mechanical pump maintenance 4-22
Oil-sealed pump 4-22
TriScroll pump 4-22
Menus
Touch panel 2-6
Touch screen boxes 2-9
MENUS box 2-8
Model 979 series configurations 1-1
Dual, dry mechanical pump on a
four-wheel cart 1-4, 1-6
Dual, oil-sealed mechanical pump on a
four-wheel cart 1-5
Single oil-sealed mechanical pump on a
two-wheel cart 1-2
Single, dry mechanical pump on a
two-wheel cart 1-3
Stand-alone bench-mount 1-1
Model 979, about 1-1
N
Non-isolated interfaces A-4
Analog A-4
RS-232 Serial A-4
Non-volatile operating parameters B-7
Normal operating mode 2-22
Numerical notation-exponential system C-2
O
Offset, preamplifier 3-4
Normal range 3-4
Operating parameters
Internal B-5
Non-volatile B-7
Operating states table 2-10
Operator interface, front panel 2-2
Optically isolated circuit sketch
Output A-2
Output control 2-24
Output control set-up screen 2-24
Overhaul
Spectrometer tube 4-4
P
Panel displays and controls 1-12
Parameters
Internal operating B-5
Non-volatile operating B-7
Summary of Contents for 979 Series
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